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David McVea


Last seen: ungefär 2 år ago |  Active since 2016

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Question


Why do my nodes overlap each other
Hello - After plotting a graph using 'force' layout, and gravity on, I need to hightlight some nodes by increasing their size. ...

mer än 3 år ago | 0 answers | 0

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answers

Question


How to create isolate nodes in graph?
Hello, I am trying to create an isolate node (degree 0, no edges) in a graph. G = graph({'a', 'b', 'c','e'},{'c', 'a', 'd',''...

nästan 4 år ago | 1 answer | 0

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answer

Question


Cannot find highlight function
Hello - I am trying to use the highlight function to change the properties of some nodes of a graph. When I use highlight(...

nästan 4 år ago | 1 answer | 0

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answer

Question


Concatenate large matrices a bottleneck in function
Hi, I have a function that concatenates two matrices, size of 100000 X 90 for an outcome of 100000 X 180. This is a signif...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


Histcounts including values beyond bin edges
Hi - I feel this should be very simple but can't find the answer. How do I use histcounts such that it includes values beyond ...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


Question about patches after mapshow, and colorbar with mapshow
Hello, I am trying to create a chloropleth map, with shapes coloured according to a field of the shapefile. Some regions, due...

nästan 5 år ago | 1 answer | 0

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answer

Question


A general question about intersect
Hello - I have a general question. I can provide specifics if needed. How is it possible for size(intersect(MyData(i),MyDa...

ungefär 5 år ago | 2 answers | 0

2

answers

Question


Trouble calculating column mean from a matrix - using different indices for each row
Hello, I am trying to calculate a column of means from a 2-D matrix. The length of the mean is equally to the number of rows o...

ungefär 5 år ago | 1 answer | 1

1

answer

Question


Why does my log-normal distribution not fit my data?
Hello, I am fitting some realively simple data with a log normal distribution. I am then generating a probability distributio...

nästan 6 år ago | 2 answers | 0

2

answers

Question


How can I get a stacked bar graph with a single bar?
Hello, I am trying to get a single bar using the stacked property: _figure; bar([0.2 0.8], 'stacked')_ This does not cr...

mer än 8 år ago | 2 answers | 2

2

answers

Question


Concatenate along singleton dimension?
Hi, Is there a single-step way to concatenate two vectors along the singleton dimension? For example, a 10x1 vector and a 1x2...

mer än 8 år ago | 1 answer | 0

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answer

Question


Multinomial logistic regression with categorical predictors
Hello, I have (I hope) a relatively straight-forward question. I would like to use a multinomial logistic regression to predi...

mer än 8 år ago | 0 answers | 0

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answers